| 岩溶区断桩加固新方法 |
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| 引用本文： | 贾朋涛,刘之葵.岩溶区断桩加固新方法[J].城市勘测,2011(6):160-162. |
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| 作者姓名： | 贾朋涛 刘之葵 |
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| 作者单位： | 桂林理工大学土木与建筑工程学院,广西桂林,541004 |
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| 基金项目： | 广西自然科学基金(桂科自0848020);广西高校优秀人才资助计划项目(桂教人才0816) |
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| 摘 要： | 广西某矿山人工挖孔桩在成孔后,地表粘性土和铝土矿石被大雨冲进孔底,堆积高达1.5 m,灌注桩身混凝土前未清理孔底,最终造成断桩。采用掏空桩端堆积物后加钢筋束并浇筑混凝土后压力注浆的方法进行了补强加固。
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| 关 键 词： | 人工挖孔桩 断桩 新的补强加固方法 |
A New Method of Strengthening Broken Pile in Karst Area |
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| Jia Pengtao,Liu Zhikui.A New Method of Strengthening Broken Pile in Karst Area[J].Urban Geotechnical Investigation & Surveying,2011(6):160-162. |
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| Authors: | Jia Pengtao Liu Zhikui |
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| Affiliation: | (School Of Civil & Architectural Engineering Guilin University of Technology,Guilin 541004,China) |
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| Abstract: | After completing the hole in a mine of Guangxi,the cohesive soil and bauxite ore,coming from the ground,were washed into hole bottom filling up to 1.5m.Because of being not eliminated before pouring of concrete into the hole,that caused the manual-excavation pile to break off.It adopts the method of inserting reinforced beam,pouring of concrete and filling cement slurry with constant pressure to repair and strengthen broken pile. |
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| Keywords: | manual-excavation pile broken pile a new method of repairing and strengthening broken pile |
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